[realbox] Remove variation on match searchbox, add rounded corners flag

Remove the variation on the match searchbox flag that adds the round
corners. Adds a flag that adds the round corners without the drop
shadow.

Bug: 1367069
Change-Id: I63f8e8a82f5a815dfce5c5fa87b07391c3ddd607
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3914119
Reviewed-by: Marlon Facey <[email protected]>
Commit-Queue: Marlon Facey <[email protected]>
Reviewed-by: Moe Ahmadi <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1051476}
diff --git a/chrome/browser/flag_descriptions.cc b/chrome/browser/flag_descriptions.cc
index 126f0ed..2ac6e73 100644
--- a/chrome/browser/flag_descriptions.cc
+++ b/chrome/browser/flag_descriptions.cc
@@ -4360,13 +4360,16 @@
 const char kNtpRealboxMatchSearchboxThemeName[] =
     "NTP Realbox Matches Searchbox Theme";
 const char kNtpRealboxMatchSearchboxThemeDescription[] =
-    "NTP Realbox matches the Searchbox theme when enabled. Specifically a "
-    "border, drop shadow on hover.";
+    "Makes NTP Realbox drop shadow match that of the Searchbox when enabled.";
 
 const char kNtpRealboxPedalsName[] = "NTP Realbox Pedals";
 const char kNtpRealboxPedalsDescription[] =
     "Shows pedals in the NTP Realbox when enabled.";
 
+const char kNtpRealboxRoundedCornersName[] = "NTP Realbox Rounded Corners";
+const char kNtpRealboxRoundedCornersDescription[] =
+    "Make NTP realbox dropdown corners match that of the Searchbox.";
+
 const char kNtpRealboxUseGoogleGIconName[] = "NTP Realbox Google G Icon";
 const char kNtpRealboxUseGoogleGIconDescription[] =
     "Shows Google G icon "